9 Tháng 10 Ngày is an app designed to help expectant mothers track their pregnancy with a range of useful features. It aims to provide peace of mind for pregnant women and ensure the best care for their babies until they are born healthy.

The main features of the app include daily updates on the baby's information and messages to the mother. It also offers a search function to find articles and information related to pregnancy and newborn care. Users can create, edit, and delete to-do lists, and track their own health indicators such as weight and belly size, as well as the baby's health indicators including weight, length, head circumference, and heart rate. The app also includes a fetal movement counter.

With its comprehensive features, 9 Tháng 10 Ngày is a valuable tool for expectant mothers to monitor their pregnancy journey and stay informed about their baby's development. It provides a convenient way to access relevant information and ensures that mothers can take proper care of themselves and their babies.